How many zettajoule in 1 horsepower hour? The answer is 2.6845195E-15. We assume you are converting between zettajoule and horsepower hour. You can view more details on each measurement unit: zettajoule or horsepower hour The SI derived unit for energy is the joule. 1 joule is equal to 1.0E-21 zettajoule, or 3.7250614122937E-7 horsepower hour. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between zettajoules and horsepower hours. Type in your own numbers in the form to convert the units!
1 zettajoule to horsepower hour = 3.7250614122937E+14 horsepower hour
2 zettajoule to horsepower hour = 7.4501228245874E+14 horsepower hour
3 zettajoule to horsepower hour = 1.1175184236881E+15 horsepower hour
4 zettajoule to horsepower hour = 1.4900245649175E+15 horsepower hour
5 zettajoule to horsepower hour = 1.8625307061469E+15 horsepower hour
6 zettajoule to horsepower hour = 2.2350368473762E+15 horsepower hour
7 zettajoule to horsepower hour = 2.6075429886056E+15 horsepower hour
8 zettajoule to horsepower hour = 2.980049129835E+15 horsepower hour
9 zettajoule to horsepower hour = 3.3525552710643E+15 horsepower hour
10 zettajoule to horsepower hour = 3.7250614122937E+15 horsepower hour
You can do the reverse unit conversion from horsepower hour to zettajoule, or enter any two units below:
The SI prefix "zetta" represents a factor of 1021, or in exponential notation, 1E21.
So 1 zettajoule = 1021 joules.
The definition of a joule is as follows:
The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).
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